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| author | IWASE Yusuke <iwase.yusuke0@gmail.com> | 2017-08-28 13:41:08 +0900 |
|---|---|---|
| committer | FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> | 2017-09-06 08:14:14 +0900 |
| commit | 06d3e1585e33992bdaf2150171854f3e4fc1ef0c (patch) | |
| tree | b99f3a8ba806d1b39a2ee2965bafd6847aca9cc9 /zebra/zapi.go | |
| parent | 208e3d5e87be225b464122da82023e99430067a5 (diff) | |
zebra/zapi: Define type for Zebra API message flags
Signed-off-by: IWASE Yusuke <iwase.yusuke0@gmail.com>
Diffstat (limited to 'zebra/zapi.go')
| -rw-r--r-- | zebra/zapi.go | 43 |
1 files changed, 35 insertions, 8 deletions
diff --git a/zebra/zapi.go b/zebra/zapi.go index 573f11cc..42243b21 100644 --- a/zebra/zapi.go +++ b/zebra/zapi.go @@ -214,14 +214,41 @@ func RouteTypeFromString(typ string) (ROUTE_TYPE, error) { return t, fmt.Errorf("unknown route type: %s", typ) } +// API Message Flags. +type MESSAGE_FLAG uint8 + const ( - MESSAGE_NEXTHOP = 0x01 - MESSAGE_IFINDEX = 0x02 - MESSAGE_DISTANCE = 0x04 - MESSAGE_METRIC = 0x08 - MESSAGE_MTU = 0x10 + MESSAGE_NEXTHOP MESSAGE_FLAG = 0x01 + MESSAGE_IFINDEX MESSAGE_FLAG = 0x02 + MESSAGE_DISTANCE MESSAGE_FLAG = 0x04 + MESSAGE_METRIC MESSAGE_FLAG = 0x08 + MESSAGE_MTU MESSAGE_FLAG = 0x10 + MESSAGE_TAG MESSAGE_FLAG = 0x20 ) +func (t MESSAGE_FLAG) String() string { + var ss []string + if t&MESSAGE_NEXTHOP > 0 { + ss = append(ss, "NEXTHOP") + } + if t&MESSAGE_IFINDEX > 0 { + ss = append(ss, "IFINDEX") + } + if t&MESSAGE_DISTANCE > 0 { + ss = append(ss, "DISTANCE") + } + if t&MESSAGE_METRIC > 0 { + ss = append(ss, "METRIC") + } + if t&MESSAGE_MTU > 0 { + ss = append(ss, "MTU") + } + if t&MESSAGE_TAG > 0 { + ss = append(ss, "TAG") + } + return strings.Join(ss, "|") +} + // Message Flags type FLAG uint64 @@ -716,7 +743,7 @@ func (b *RouterIDUpdateBody) String() string { type IPRouteBody struct { Type ROUTE_TYPE Flags FLAG - Message uint8 + Message MESSAGE_FLAG SAFI SAFI Prefix net.IP PrefixLength uint8 @@ -732,7 +759,7 @@ func (b *IPRouteBody) Serialize() ([]byte, error) { buf := make([]byte, 5) buf[0] = uint8(b.Type) buf[1] = uint8(b.Flags) - buf[2] = b.Message + buf[2] = uint8(b.Message) binary.BigEndian.PutUint16(buf[3:], uint16(b.SAFI)) bitlen := b.PrefixLength bytelen := (int(b.PrefixLength) + 7) / 8 @@ -797,7 +824,7 @@ func (b *IPRouteBody) DecodeFromBytes(data []byte, version uint8) error { b.Type = ROUTE_TYPE(data[0]) b.Flags = FLAG(data[1]) - b.Message = data[2] + b.Message = MESSAGE_FLAG(data[2]) b.PrefixLength = data[3] b.SAFI = SAFI(SAFI_UNICAST) |